what is the value of linear velocity of  a particle if its angular velocity is $\overrightarrow{\mathrm{\omega }}=3\mathrm{i}-4\mathrm{j}+\mathrm{k} \mathrm{and} ins \tan \tan eous positon vector is \overrightarrow{r}=5\mathrm{i}-6\mathrm{j}+6\mathrm{k} ?$

• A

  6i+2j-3k

• B

  -18i-13j+2k

• C

  4i-13j+6k

• D

  6i-2i+8k